limbus
n.异色边缘，异组织边缘
网络解释.缘；角膜缘；圆形刻度；盘状软骨
词形变化:
复数：limbi
双语例句
1. 1 . Aim To probe the effects of lamellar keratoplasty implantation and epithelium of limbus implantation for pterygium.
目的探讨板层角膜移植联合角膜缘上皮移植术治疗翼状胬肉的疗效.
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